TASSTA Requirements DevicesWould you like to purchase our PTT Devices or will you be using your own Android or iOS devices?*Brentwood's PTT DevicesMy Own Android or iOS DevicesBrentwood Devices*Lugra L400Lugra L900Entel DN495How many Lugra L400 Devices do you require?*How many Lugra L900 Devices do you require?*How many Entel DN495 Devices do you require?*